206511235

素因数分解:

$5^1\times 7^2\times {\mathrm{317}}^1\times {\mathrm{2659}}^1$

素因数の和:2995

約数の個数: 24

約数和(自身を含む): 289290960

約数和(自身を除く): 82779725

約数列:

[1, 5, 7, 35, 49, 245, 317, 1585, 2219, 2659, 11095, 13295, 15533, 18613, 77665, 93065, 130291, 651455, 842903, 4214515, 5900321, 29501605, 41302247, 206511235]

約数ペア:

[(1, 206511235), (5, 41302247), (7, 29501605), (35, 5900321), (49, 4214515), (245, 842903), (317, 651455), (1585, 130291), (2219, 93065), (2659, 77665), (11095, 18613), (13295, 15533)]